"use client";

import type { ReactNode } from "react";
import { useLocale } from "next-intl";
import { Toaster } from "sonner";
import {
  AlertCircle,
  CheckCircle2,
  Info,
  Loader2,
  TriangleAlert,
} from "lucide-react";
import { cn } from "@/lib/utils";

function iconWrap(className: string, icon: ReactNode) {
  return (
    <span
      className={cn(
        "flex h-9 w-9 shrink-0 items-center justify-center rounded-full",
        className
      )}
    >
      {icon}
    </span>
  );
}

export function MeeziToaster() {
  const locale = useLocale();
  const isRtl = locale !== "en";
  const isEn = locale === "en";

  const fontClass = isEn
    ? "font-[family-name:var(--font-inter)]"
    : "font-[family-name:var(--font-vazirmatn)]";

  const toastBase = cn(
    "group relative flex w-[min(calc(100vw-2rem),400px)] items-start gap-3 overflow-hidden",
    "rounded-xl border border-border/60 bg-card/95 py-3.5 ps-3.5 pe-10",
    "shadow-[0_10px_40px_-8px_rgba(15,23,42,0.16)] backdrop-blur-md",
    "transition-[transform,opacity] duration-200",
    fontClass
  );

  const titleClass = "text-[13px] font-semibold leading-snug tracking-tight text-foreground";
  const descriptionClass = "text-xs leading-relaxed text-muted-foreground";

  return (
    <Toaster
      dir={isRtl ? "rtl" : "ltr"}
      position={isRtl ? "top-left" : "top-right"}
      closeButton
      richColors={false}
      expand
      gap={12}
      offset={20}
      visibleToasts={4}
      className={fontClass}
      toastOptions={{
        unstyled: true,
        style: {
          fontFamily: isEn
            ? "var(--font-inter), system-ui, sans-serif"
            : "var(--font-vazirmatn), system-ui, sans-serif",
        },
        classNames: {
          toast: toastBase,
          title: titleClass,
          description: descriptionClass,
          content: "flex flex-1 flex-col gap-0.5 min-w-0",
          closeButton: cn(
            "absolute end-2.5 top-2.5 flex h-7 w-7 items-center justify-center rounded-lg",
            "border-0 bg-muted/50 text-muted-foreground opacity-80",
            "transition hover:bg-muted hover:opacity-100",
            fontClass
          ),
          actionButton: cn(
            "rounded-lg bg-primary px-3 py-1.5 text-xs font-medium text-primary-foreground",
            fontClass
          ),
          cancelButton: cn(
            "rounded-lg border border-border/80 bg-background px-3 py-1.5 text-xs font-medium",
            fontClass
          ),
          success: "border-s-[3px] border-s-[#0F6E56]",
          error: "border-s-[3px] border-s-[#A32D2D]",
          warning: "border-s-[3px] border-s-[#BA7517]",
          info: "border-s-[3px] border-s-[#0C447C]",
          loading: "border-s-[3px] border-s-primary/40",
        },
      }}
      icons={{
        success: iconWrap(
          "bg-[#E1F5EE]",
          <CheckCircle2 className="h-4 w-4 text-[#0F6E56]" strokeWidth={2.25} />
        ),
        error: iconWrap(
          "bg-red-50",
          <AlertCircle className="h-4 w-4 text-[#A32D2D]" strokeWidth={2.25} />
        ),
        warning: iconWrap(
          "bg-amber-50",
          <TriangleAlert className="h-4 w-4 text-[#BA7517]" strokeWidth={2.25} />
        ),
        info: iconWrap(
          "bg-[#0C447C]/10",
          <Info className="h-4 w-4 text-[#0C447C]" strokeWidth={2.25} />
        ),
        loading: iconWrap(
          "bg-primary/10",
          <Loader2 className="h-4 w-4 animate-spin text-primary" strokeWidth={2.25} />
        ),
      }}
    />
  );
}